diff --git a/net-mgmt/telegraf/Makefile b/net-mgmt/telegraf/Makefile
index 0b3fdafc5..ee9392733 100644
--- a/net-mgmt/telegraf/Makefile
+++ b/net-mgmt/telegraf/Makefile
@@ -1,5 +1,5 @@
 PLUGIN_NAME=		telegraf
-PLUGIN_VERSION=		1.7.1
+PLUGIN_VERSION=		1.7.2
 PLUGIN_COMMENT=		Agent for collecting metrics and data
 PLUGIN_DEPENDS=		telegraf
 PLUGIN_MAINTAINER=	m.muenz@gmail.com
diff --git a/net-mgmt/telegraf/src/opnsense/mvc/app/models/OPNsense/Telegraf/Key.xml b/net-mgmt/telegraf/src/opnsense/mvc/app/models/OPNsense/Telegraf/Key.xml
index f1ed05a5d..855b93bef 100644
--- a/net-mgmt/telegraf/src/opnsense/mvc/app/models/OPNsense/Telegraf/Key.xml
+++ b/net-mgmt/telegraf/src/opnsense/mvc/app/models/OPNsense/Telegraf/Key.xml
@@ -13,11 +13,13 @@
                     <default></default>
                     <Required>N</Required>
                     <mask>/^([0-9a-zA-Z._\-]){1,128}$/u</mask>
+                    <ValidationMessage>Only characters, numbers, a dot, underscore and hyphen allowed. Do not use more than 128 characters.</ValidationMessage>
                 </name>
                 <value type="TextField">
                     <default></default>
                     <Required>N</Required>
                     <mask>/^([0-9a-zA-Z._\-]){1,128}$/u</mask>
+                    <ValidationMessage>Only characters, numbers, a dot, underscore and hyphen allowed. Do not use more than 128 characters.</ValidationMessage>
                 </value>
             </key>
         </keys>